{"hq_id":"hq-c-org-002014","name":"R-454B (Opteon XL41 — R-32/R-1234yf blend)","context":"human_adult","timestamp":"2026-05-01T19:23:03.641Z","risk_level":"low","risk_profile":{"magnitude":{"mean":0.2,"weightedMean":0.2,"std_dev":0,"confidence_interval_95":[0.2,0.2],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.2,"weight":0.35}]},"confidence":{"mean":0.5,"weightedMean":0.5,"std_dev":0,"confidence_interval_95":[0.5,0.5],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35}]},"recency":{"mean":1,"weightedMean":1,"std_dev":0,"confidence_interval_95":[1,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35}]},"methodology":{"mean":0.7,"weightedMean":0.7,"std_dev":0,"confidence_interval_95":[0.7,0.7],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35}]},"specificity":{"mean":0.92,"weightedMean":0.92,"std_dev":0,"confidence_interval_95":[0.92,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35}]},"consensus":{"exists":false,"strength":0,"disagreement_magnitude":0,"warning":"single_source_warning"}},"interpretation":{"summary":"Single source (HQ_DIRECT, 2026) indicates low risk.","confidence_note":"Evidence quality varies; interpretation requires caution.","context_note":null,"warning":"single_source_warning"},"sources":[],"warnings":["unmapped_classification:ASHRAE 34:a2l — lower toxicity, lower flammability","unmapped_classification:UL 60335 2 40:fourth edition (2023) — enables a2l refrigerants i","unmapped_classification:EPA SNAP:listed as acceptable substitute for r-410a in resi","unmapped_classification:EPA AIM:compliant with aim act — gwp below many technology","unmapped_classification:IMC IRC UMR:2024 model codes updated to permit a2l refrigerant","unmapped_classification:DOE:doe minimum efficiency standards being updated for","single_source_warning"],"meta":{"synthesis_version":"1.0.0","config_version":"1.0.0","n_sources":1,"db_version":6,"warnings":["unmapped_classification:ASHRAE 34:a2l — lower toxicity, lower flammability","unmapped_classification:UL 60335 2 40:fourth edition (2023) — enables a2l refrigerants i","unmapped_classification:EPA SNAP:listed as acceptable substitute for r-410a in resi","unmapped_classification:EPA AIM:compliant with aim act — gwp below many technology","unmapped_classification:IMC IRC UMR:2024 model codes updated to permit a2l refrigerant","unmapped_classification:DOE:doe minimum efficiency standards being updated for"]},"schema":"synthesis"}